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Finding the Fourth Proportional to 34,671.02, 47,845.89 and 18,755.42

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Solution

The fourth proportional to 34,671.02, 47,845.89 and 18,755.42 is: 25,882.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.02 : 47,845.89 = 18,755.42 : x
  2. Step 2: Convert to fraction form
    34,671.02/47,845.89 = 18,755.42/x
  3. Step 3: Cross multiply
    34,671.02x = 47,845.89 × 18,755.42
  4. Step 4: Simplify right side
    34,671.02x = 897,369,522.99
  5. Step 5: Solve for x
    x = 897,369,522.99/34,671.02
  6. Step 6: Final answer
    x = 25,882.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.